ETON
ETON PHARM (ETON)
NASDAQ
$27.59+$0.19 (+0.68%)
Price as of Jun 03, 2026 7:33 PM EDT
  • $834.1M
    Market Cap
  • 58.56%
    1-Year Change
  • Drug Manufacturers - Specialty & Generic
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
OPALEYE MANAGEMENT INC.
10.44%
2.9M
0 (0.00%)
Mar 31, 2026
ECOR1 CAPITAL, LLC
7.93%
2.2M
+141,394 (+6.51%)
Mar 31, 2026
BLACKROCK, INC.
6.27%
1.7M
-21,621 (-1.26%)
Mar 31, 2026
VANGUARD GROUP INC
4.92%
1.3M
+4,553 (+0.34%)
Dec 31, 2025
NANTAHALA CAPITAL MANAGEMENT, LLC
4.29%
1.2M
0 (0.00%)
Mar 31, 2026
N/A
3.63%
994,089
+994,089 (+100.00%)
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
2.11%
577,666
+12,615 (+2.18%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions178.1M (80.34%)
  • Mutual Funds36.0M (16.25%)
  • Insiders7.6M (3.41%)
  • Other0 (0.00%)

Insider Transactions

  • 3.41% (7.6M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $45.1M
    Amount of InsiderBuying (last 12 months)
  • 3
    Number of InsiderSelling (last 12 months)
  • $295.1M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Krempa David
Chief Business Officer
Exempt
May 27, 2026
$0.00
12,476
$0.00
0
Krempa David
Chief Business Officer
Exempt
May 27, 2026
$0.00
7,203
$0.00
118,406
Krempa David
Chief Business Officer
Exempt
May 27, 2026
$17,092.12
12,476
$1.37
37,725
Krempa David
Chief Business Officer
Exempt
May 27, 2026
$25,786.74
7,203
$3.58
44,928
Krempa David
Chief Business Officer
Sell
May 27, 2026
$619,374.88
19,679
$31.47
25,249
Krempa David
Chief Business Officer
Exempt
May 26, 2026
$0.00
25,000
$0.00
0
Krempa David
Chief Business Officer
Exempt
May 26, 2026
$0.00
12,524
$0.00
12,476
Krempa David
Chief Business Officer
Exempt
May 26, 2026
$34,500.00
25,000
$1.38
50,249
Krempa David
Chief Business Officer
Exempt
May 26, 2026
$17,157.88
12,524
$1.37
62,773
Krempa David
Chief Business Officer
Sell
May 26, 2026
$1.2M
37,524
$31.49
25,249
Krempa David
Chief Business Officer
Exempt
May 22, 2026
$109,515.78
30,591
$3.58
68,046
Krempa David
Chief Business Officer
Sell
May 22, 2026
$1.1M
32,963
$33.22
35,083
Krempa David
Chief Business Officer
Sell
May 22, 2026
$315,594.06
9,315
$33.88
25,768
Krempa David
Chief Business Officer
Sell
May 22, 2026
$18,165.00
519
$35.00
25,249
Krempa David
Chief Business Officer
Exempt
May 22, 2026
$0.00
30,591
$0.00
125,609
RIEDEL NORBERT G
In The Money
Feb 03, 2026
$0.00
30,000
$0.00
0
RIEDEL NORBERT G
In The Money
Feb 03, 2026
$132,600.00
30,000
$4.42
35,000
CASAMENTO CHARLES J
Award
Jan 12, 2026
$0.00
12,196
$0.00
295,171
Adams Jennifer McKie
Award
Jan 12, 2026
$0.00
12,196
$0.00
170,329
RIEDEL NORBERT G
Award
Jan 12, 2026
$0.00
12,196
$0.00
286,496
MAIER PAUL V
Award
Jan 12, 2026
$0.00
12,196
$0.00
286,496
CASAMENTO CHARLES J
Award
Jan 12, 2026
$0.00
7,757
$0.00
302,928
Adams Jennifer McKie
Award
Jan 12, 2026
$0.00
7,757
$0.00
178,086
BRYNJELSEN SEAN
President & CEO
Award
Jan 12, 2026
$0.00
158,046
$0.00
3.0M
MAIER PAUL V
Award
Jan 12, 2026
$0.00
7,757
$0.00
294,253
RIEDEL NORBERT G
Award
Jan 12, 2026
$0.00
7,757
$0.00
294,253
Erdogan-Trinkaus Ipek
Chief Commercial Officer
Award
Jan 12, 2026
$0.00
40,655
$0.00
123,878
BRYNJELSEN SEAN
President & CEO
Award
Jan 12, 2026
$0.00
100,517
$0.00
3.1M
Erdogan-Trinkaus Ipek
Chief Commercial Officer
Award
Jan 12, 2026
$0.00
25,856
$0.00
149,734
BRYNJELSEN SEAN
President & CEO
In Kind
Jan 01, 2026
$77,180.85
5,015
$15.39
2.9M